What is the definition of standby (or hibernation) mode of ASUS UX21E series

ASUS UX21E series standby (or hibernation) mode is defined as follows:

ASUS UX21E-DH71

< p> Stand By: When the system enters this mode, the system and applications are allowed to store the execution status in the memory (RAM). At this time, the computer only uses a small amount of power to maintain the memory status of the system data. You can press one key to restore execution status.

Hibernate (Hibernate): When the system enters this mode, the system and applications are allowed to store the execution status in the hard disk storage area. At this time, the computer has cut off the power. To restore the execution status, you need to press Power switch replies.